Physics, asked by repunzel, 1 year ago

In what S.I units is power of lens rated ? A convex lens has a focal length 0f 50cm. Calculate it's power ?

Answers

Answered by AR17
2
Hello friend !!!

Here's the answer you are looking for

The SI unit of power of a lens is D or Dioptre or m^(-1).

Focal length (f) = 50cm = 0.5 m

Power (P)

= 1/f

= 1/0.5

= 2m^(-1)

= 2D

★★ HOPE THAT HELPS ☺️ ★★
Answered by raju535
2
unit of power of lens is dioptre (D)

power= 1/focal length

p=1/0.5m

power=+2.0D

Hope it helps!!

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